How to retain control when transferring company shares to relatives?

According to the landlord's question 1, the landlord's share in the company exceeds 50%, the excess can be transferred to relatives, and the rest can be held by himself; 2. Sign a transfer agreement and pay dividends to relatives, rather than actually taking shares. 3. No one can balance voting and signing agreements at the shareholders' meeting to prevent relatives from making wrong decisions after purchasing shares.